Photovoltaic(PV) generation has a bright prospect due to the enormous reserves and pollution-free. Grid-connected PV inverter is an important part of PV generation system. Moderate and small power single-phase grid-connected PV inverter is lowly-investment, more flexible and adaptable which can be used in the household, the company and other occasions. It’s an effective way to promote the PV generation. Controller plays a important role in determining the inverter’s performance and cost.
The significant...